[compiler] Unify EnsureFeedbackMetadata call sites.

src/type-feedback-vector.cc

Index: src/type-feedback-vector.cc
diff --git a/src/type-feedback-vector.cc b/src/type-feedback-vector.cc
index 7fdd7a5504da3970d4260c885ab396281db7b963..dfcb98d1ec1501114b85dd39da622d739de1198a 100644
--- a/src/type-feedback-vector.cc
+++ b/src/type-feedback-vector.cc
@@ -118,27 +118,6 @@ Handle<TypeFeedbackMetadata> TypeFeedbackMetadata::New(Isolate* isolate,
   return metadata;
 }
 
-// static
-void TypeFeedbackMetadata::EnsureAllocated(Isolate* isolate,
-                                           Handle<SharedFunctionInfo> sfi,
-                                           const FeedbackVectorSpec* spec) {
-  // If no type feedback metadata exists, create it. At this point the
-  // AstNumbering pass has already run. Note the snapshot can contain outdated
-  // vectors for a different configuration, hence we also recreate a new vector
-  // when the function is not compiled (i.e. no code was serialized).
-
-  // TODO(mvstanton): reintroduce is_empty() predicate to feedback_metadata().
-  if (sfi->feedback_metadata()->length() == 0 || !sfi->is_compiled()) {
-    Handle<TypeFeedbackMetadata> feedback_metadata =
-        TypeFeedbackMetadata::New(isolate, spec);
-    sfi->set_feedback_metadata(*feedback_metadata);
-  }
-
-  // It's very important that recompiles do not alter the structure of the type
-  // feedback vector. Verify that the structure fits the function literal.
-  CHECK(!sfi->feedback_metadata()->SpecDiffersFrom(spec));
-}
-
 bool TypeFeedbackMetadata::SpecDiffersFrom(
     const FeedbackVectorSpec* other_spec) const {
   if (other_spec->slots() != slot_count()) {